<template>
  <el-breadcrumb class="app-breadcrumb" separator="/">
    <transition-group name="breadcrumb">
      <el-breadcrumb-item v-for="(item, index) in levelList" :key="item.path">
        <span v-if="item.redirect === 'noRedirect' || index == levelList.length - 1" class="no-redirect">{{
          item.meta.title }}</span>
        <a v-else @click.prevent="handleLink(item)">{{ item.meta.title }}</a>
      </el-breadcrumb-item>
    </transition-group>
  </el-breadcrumb>
</template>

<script lang="ts">
export default {
  name: 'VBreadcrumb'
}
</script>

<script lang="ts" setup>
import { compile } from 'path-to-regexp'
import { onMounted, ref, watch } from 'vue'
import { useRoute, useRouter, type RouteLocationMatched } from 'vue-router'
import { navStateStore } from '@/stores/navSata'
const route = useRoute()
const router = useRouter()
const levelList = ref()
const navStateV = navStateStore()
onMounted(() => {
  navStateV.getBreadcrumb(levelList, route, 'brand')
  // console.log(navStateV.matched, '--------------------------');
  levelList.value = navStateV.matched.filter(
    (item: any) => item.meta && item.meta.title && item.meta.breadcrumb !== false
  )
})

watch(route, () => {
  // console.log(1111111111111);
  navStateV.getBreadcrumb(levelList, route, 'brand')
  levelList.value = navStateV.matched.filter(
    (item: any) => item.meta && item.meta.title && item.meta.breadcrumb !== false
  )
})

const pathCompile = (path: string) => {
  const { params } = route

  var toPath = compile(path)
  return toPath(params)
}

const handleLink = (item: any) => {
  const { redirect, path } = item
  if (redirect) {
    router.push(redirect)
    return
  }
  router.push(pathCompile(path))
}

watch(() => navStateV.matched, () => {
  levelList.value = navStateV.matched.filter(
    (item: any) => item.meta && item.meta.title && item.meta.breadcrumb !== false
  )
})
</script>

<style lang="scss" scoped>
.app-breadcrumb.el-breadcrumb {
  display: inline-block;
  font-size: 14px;
  line-height: 50px;
  margin-left: 8px;

  .no-redirect {
    color: #97a8be;
    cursor: text;
  }
}
</style>
